λ
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2,561,023

2561023
Deficient Odd Prime

2,561,023 factors as 2561023. Its 2 positive divisors give a proper-divisor sum of 1, so this integer is deficient. The Collatz stopping time is 143 steps.

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Prime Factor Structure

Factorization String 2561023
Distinct Prime Factors 1
Square Status No
Abundance Measure Deficient

Analytical Properties

Total Divisors 2
Divisor Sum (σ) 2,561,024
Proper Divisor Sum 1
Digit Sum / Digital Root 19 (Root: 1)
Adjacent Primes #2561021 ← → #2561051

Radix Representation

Decimal 2561023
Binary 1001110001001111111111 (22 bits)
Octal 0o11611777
Hexadecimal 0x2713FF

Divisor Catalog (2)

1 2,561,023

Collatz Trajectory (143 steps to reach 1)

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

Showing the first 5 trajectory entries; the stopping-time total above is unchanged.

2,561,023 7,683,070 3,841,535 11,524,606 5,762,303

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